GMDT Marine And Industrial Engineering Private Limited

• Multiple switch options max 4 normally open or changeover.
• Magnetic reed switch operation which has ability to withstand power frequency vibrations.
• Two oil resistant Nitrophyl NBR floats suitable to work in extreme conditions.
• Electric circuit test device is offered to check the continuity of alarm & trip circuit.
• Large IP rated terminal box for easy wiring connections.
• Two glass inspection windows to check the volume of gas & the oil level.

• 90 to 130 CC

• 70 to 130 cm/sec

• MA - 1 Alarm + 1 Trip (Normally Open)
• ML – 1 Alarm + 1 Trip (Changeover)
• MG - 1 Alarm + 2 Trip (Normally Open)

• Plug & Socket
• Armored Cable
• Copper Tube
• Flexible Hose Pipe

• IP-67 ingress protection.
• C4-M & C5-M paint protection

Additional Information:

• Delivery Time: 5 to 6 week
• Packaging Details: As per standard Packing

The Buchholz Relay is used as a protective device sensitive to the effects of dielectric failure inside the transformer.

• Multiple switch options max 4 normally open or changeover.
• Magnetic reed switch operation which has ability to withstand power frequency vibrations.
• Two oil resistant Nitrophyl NBR floats suitable to work in extreme conditions.
• Electric circuit test device is offered to check the continuity of alarm & trip circuit.
• Large IP rated terminal box for easy wiring connections.
• Two glass inspection windows to check the volume of gas & the oil level.

• 175 to 225 CC

• 75 to 140 cm/sec

• MA - 1 Alarm + 1 Trip (Normally Open)
• ML – 1 Alarm + 1 Trip (Changeover)
• MG - 1 Alarm + 2 Trip (Normally Open)
• S4 – 2 Alarm + 2 Trip ( Normally Open)

• Plug & Socket
• Armored Cable

Additional Information:

• Delivery Time: 5 to 6 Week
• Packaging Details: As per standard Packing

The Buchholz Relay is used as a protective device sensitive to the effects of dielectric failure inside the transformer.

• Multiple switch options max 4 normally open or changeover.
• Magnetic reed switch operation which has ability to withstand power frequency vibrations.
• Two oil resistant Nitrophyl NBR floats suitable to work in extreme conditions.
• Electric circuit test device is offered to check the continuity of alarm & trip circuit.
• Large IP rated terminal box for easy wiring connections.
• Two glass inspection windows to check the volume of gas & the oil level.

• 200 to 300 CC

• 90 to 160 cm/sec

• MA - 1 Alarm + 1 Trip (Normally Open)
• ML – 1 Alarm + 1 Trip (Changeover)
• MG - 1 Alarm + 2 Trip (Normally Open)
• S4 – 2 Alarm + 2 Trip ( Normally Open)

• Plug & socket.
• Armored Cable.
• Copper tube.
• Flexible hose pipe.

• IP-67 ingress protection.
• C4-M & C5-M paint protection.

Additional Information:

• Delivery Time: 5 to 6 Week
• Packaging Details: As per Standard Packing

Oil level indicator continuously monitors the oil levels inside the conservator tank. In case of low or high oil level, the OLI operates one or two switches to prevent the transformer form any hazardous situation.

• Light weight die cast aluminum body.

• 6’’ dial with axial type float arm.

• Oil level reading via clear transparent UV resistance polycarbonate.

• Nitrophyl float suitable for transformer oil.

• Max 2 nos of changeover contacts.

• Customised dial markings available.

• IP-67 ingress protection.

• C4-M-C5-M paint protection.

• Operating temperature : -10° to +115°C
• Working pressure : 0 to 1 kg/cm²

• Dial size : 6 inch.
• Marking : Black marking on white background.

• Switch for low oil level.
• Switch for low & very low oil level.
• Switch for high oil level.

• Plug & socket.
• Armored cable.

Additional Information:

• Production Capacity: As per customer requirement
• Delivery Time: 8 week
• Packaging Details: As per standard.

Oil level indicator continuously monitors the oil levels inside the conservator tank. In case of low or high oil level, the OLI operates one or two switches to prevent the transformer form any hazardous situation.

• Light weight die cast aluminum body.

• 10’’ dial with axial type float arm.

• Oil level reading via clear transparent UV resistance polycarbonate.

• Nitrophyl float suitable for transformer oil.

• Max 2 nos of changeover contacts.

• Customised dial markings available.

• IP-67 ingress protection.

• C4-M-C5-M paint protection.

• Operating temperature : -10° to +115°C
• Working pressure : 0 to 1 kg/cm²

• Dial size : 10 inch.
• Marking : Black marking on white background.

• Switch for low oil level.
• Switch for low & very low oil level.
• Switch for high oil level.

• Plug & socket.
• Armored cable.

Additional Information:

• Production Capacity: As per requirement .
• Delivery Time: 8 week
• Packaging Details: As per standard.

Pressure Relief Valve (PRV) is designed to operate at a predetermined set pressure to protect the hermetically sealed transformers or any oil filled tank from high oil pressure built up during fault conditions.

• Light weight aluminum die cast body & base.
• Top quality limit switch for seamless operations.
• Red flag indication upon operation.
• Teflon coated S.S diaphragm.
• S.S spring designed & calibrated for accurate operations.
• To avoid oil spilling on the transformer directional oil drain shroud model is available.

• Pressure setting : 0.3 to 0.8 kg/cm²
• Operating temperature : -10° to +115°C
• Port opening : 3’ BSP
• Switch contact : 1NO + 1NC OR 2NO + 2NC
• IP-65 ingress protection.
• C4-M & C5-M paint protection.

Additional Information:

• Production Capacity: As per customer requirement
• Delivery Time: 8 week
• Packaging Details: As per standard

Pressure Relief Valve (PRV) is designed to operate at a predetermined set pressure to protect the hermetically sealed transformers or any oil filled tank from high oil pressure built up during fault conditions.

• Light weight aluminum die cast body & base.
• Top quality limit switch for seamless operations.
• Red flag indication upon operation.
• Teflon coated S.S diaphragm.
• S.S spring designed & calibrated for accurate operations.
• To avoid oil spilling on the transformer directional oil drain shroud model is available.

• Pressure setting : 0.3 to 0.8 kg/cm²
• Operating temperature : -10° to +115°C
• Port opening : 3’ BSP
• Switch contact : 1NO + 1NC OR 2NO + 2NC
• IP-65 ingress protection.
• C4-M & C5-M paint protection.

Additional Information:

• Production Capacity: As per customer requirement
• Delivery Time: 8 weeks
• Packaging Details: As per standard

Pressure Relief Valve (PRV) is designed to operate at a predetermined set pressure to protect the hermetically sealed transformers or any oil filled tank from high oil pressure built up during fault conditions.

• Robust design and proven on site reliability.
• Top quality limit switch for seamless operations.
• Red flag indication upon operation.
• Teflon coated S.S diaphragm.
• S.S spring designed & calibrated for accurate operations.
• To avoid oil spilling on the transformer directional oil drain shroud model is available.

• Pressure setting : 0.3 to 0.8 kg/cm²
• Operating temperature : -10° to +115°C
• Port opening : 3’ BSP
• IP-65 ingress protection.
• C4-M & C5-M paint protection.

Additional Information:

• Production Capacity: As per customer requirement
• Delivery Time: 8 week
• Packaging Details: As per standard

Oil level indicator continuously monitors the oil levels inside the conservator tank. In case of low or high oil level, the OLI operates one or two switches to prevent the transformer form any hazardous situation.

• Light weight die cast aluminum body.

• 4’’ dial with radial type float arm.

• Oil level reading via clear transparent UV resistance polycarbonate.

• Nitrophyl float suitable for transformer oil.

• Max 2 nos of changeover contacts.

• Customised dial markings available.

• IP-67 ingress protection.

• C4-M-C5-M paint protection.

• Operating temperature : -10° to +115°C
• Working pressure : 0 to 1 kg/cm²

• Dial size : 4 inch.
• Marking : Black marking on white background.

• Switch for low oil level.
• Switch for low & very low oil level.
• Switch for high oil level.

• Plug & socket.
• Armored cable.

Additional Information:

• Item Code: 85049010
• Production Capacity: As per customer requirement
• Delivery Time: 8 Week
• Packaging Details: As per standard Packing